Re: [R] OT: any recommendation for scripting language

2006-12-24 Thread Richard Graham
/ruby/index.html Newsgroup: http://groups.google.com/group/comp.lang.ruby thank you so much! Your welcome! Have a happy holiday. Thank you, I am. 8-) I hope everyone is having a nice holiday. Richard Graham __ R-help@stat.math.ethz.ch mailing

Re: [R] Matrix-vector multiplication without loops

2006-11-15 Thread Richard Graham
] } } I would appreciate any suggestions on how to perform this computation efficiently without the for loops? This kicks butt on my machine: p - as.vector(U %*% convolve(coef,rev(coef),type=open)) HTH! Richard Graham JHU '84 EECS __ R-help

Re: [R] Dataset on Baltimore home energy costs

2006-10-21 Thread Richard Graham
with non rate controlled utility cost data. Richard Graham __ R-help@stat.math.ethz.ch mailing list https://stat.ethz.ch/mailman/listinfo/r-help PLEASE do read the posting guide http://www.R-project.org/posting-guide.html and provide commented, minimal, self

Re: [R] Error Correcting Codes, Simplex

2006-10-17 Thread Richard Graham
, 2^(k - 1)]. These codes could be generated as a simple matrix multiply in R, but are you sure that's what you want? The code words will be quite long. Regards, Richard Graham Hello, thank you. yes, basically, that's what I want. Just a binary encoding of an arbitrary

Re: [R] Error Correcting Codes, Simplex

2006-10-15 Thread Richard Graham
want? The code words will be quite long. Regards, Richard Graham __ R-help@stat.math.ethz.ch mailing list https://stat.ethz.ch/mailman/listinfo/r-help PLEASE do read the posting guide http://www.R-project.org/posting-guide.html and provide commented